W3C home > Mailing lists > Public > public-prov-wg@w3.org > April 2012

Re: PROV-ISSUE-340 (start-by-activity-is-comm): Start by Activity is Communication; drop it. [prov-dm]

From: Timothy Lebo <lebot@rpi.edu>
Date: Thu, 26 Apr 2012 14:42:37 -0400
Cc: public-prov-wg@w3.org
Message-Id: <88A5B0E1-EC05-4F61-BF27-36E44A0F5BF5@rpi.edu>
To: Luc Moreau <L.Moreau@ecs.soton.ac.uk>

On Apr 24, 2012, at 3:01 PM, Luc Moreau wrote:

> Hi Tim,
> 
> I didn't see start as a subtype of usage. A long time ago, there was no enthusiasm for subtyping usage.
> So, i didn't see the trigger as being used.

Are triggers properly treated in PROV, or we using some legacy terms to discuss these concepts?

-Tim

> 
> Luc
> 
> On 22/04/2012 19:18, Timothy Lebo wrote:
>> Luc,
>> 
>> Are you saying that there are entities that trigger an activity that are not used by that same activity?
>> 
>> I would think that anything that triggered an activity would also be used by the activity (the trigger was used to start the activity).
>> 
>> Are triggers properly treated in PROV, or we using some legacy terms to discuss these concepts?
>> 
>> Thanks,
>> Tim
>> 
>> On Apr 11, 2012, at 12:37 AM, Luc Moreau wrote:
>> 
>>   
>>> Hi Tim,
>>> 
>>> This is not a Communication since the entity generated by the starter is only trigger for the started activity (hence, not used).
>>> 
>>> What would be the case for dropping it?
>>> 
>>> Workflow people, what's your view?
>>> 
>>> Professor Luc Moreau
>>> Electronics and Computer Science
>>> University of Southampton
>>> Southampton SO17 1BJ
>>> United Kingdom
>>> 
>>> On 10 Apr 2012, at 21:37, "Provenance Working Group Issue Tracker"<sysbot+tracker@w3.org>  wrote:
>>> 
>>>     
>>>> PROV-ISSUE-340 (start-by-activity-is-comm): Start by Activity is Communication; drop it. [prov-dm]
>>>> 
>>>> http://www.w3.org/2011/prov/track/issues/340
>>>> 
>>>> Raised by: Timothy Lebo
>>>> On product: prov-dm
>>>> 
>>>> Start by Activity continues to be an outlier in this model. It's just a simple case of communication.
>>>> 
>>>> Propose to drop "start by activity" and address it with existing structures and an entry in a best practices document.
>>>> 
>>>> 
>>>> 
>>>>       
>>> 
>>>     
>> 
>>   
> 
> 
Received on Thursday, 26 April 2012 18:43:08 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Thursday, 26 April 2012 18:43:09 GMT